Personalized Best Poppi Ever Fathers Day grandpa Toddler Long Sleeve T-Shirt. Best Poppi Ever Toddler Long Sleeve Tee - Black gift for your grandpa has cool distressed lettering and stars logo on a birthday or Fathers Day gift for him. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.